Finding the Third Proportional to 12,300.14 and 25,839.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,300.14 : 25,839.56 = 25,839.56 : x
2. Step 2: Convert to fraction form
   12,300.14/25,839.56 = 25,839.56/x
3. Step 3: Cross multiply
   12,300.14x = 25,839.56 × 25,839.56
4. Step 4: Simplify right side
   12,300.14x = 667,682,990.19
5. Step 5: Solve for x
   x = 667,682,990.19/12,300.14
6. Step 6: Final answer
   x = 54,282.55